SEC Form 4 · accession 0001885756-26-000005
NovaBridge Biosciences · NBP
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Wei Fu
Director
Period of report
Jun 29, 2026
Accepted (ET)
Jun 30, 2026 · 4:15 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0001778016
Table I — non-derivative securities
No Table I lines on this filing.
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 Employee Share Option (right to buy)F1,F2,F3 | $2.45 | Jun 29, 2026 | A | 725,140 | A | — | Jun 29, 2036 | Ordinary Shares | 725,140 | 725,140 | D |
| 2025 Employee Share Option (right to buy)F1,F4,F3 | $2.45 | Jun 29, 2026 | A | 1,087,720 | A | — | Jun 29, 2036 | Ordinary Shares | 1,087,720 | 1,087,720 | D |
| 2025 Employee Share Option (right to buy)F1,F5,F3 | $2.45 | Jun 29, 2026 | A | 1,087,720 | A | — | Jun 29, 2036 | Ordinary Shares | 1,087,720 | 1,087,720 | D |
| Restricted Share UnitsF1,F6,F7,F3 | — | Jun 29, 2026 | A | 1,010,100 | A | — | — | Ordinary Shares | 1,010,100 | 1,010,100 | D |
Explanation of responses
- F1Number of underlying securities and exercise price expressed in terms of American Depositary Shares ("ADS").
- F2The option vests, if at all, in eight equal quarterly installments following the date on which the 30-trading-day weighted average price of the Issuer's ADS (based on trading days only) is at or above US$8.00.
- F3The Ordinary Shares may be represented by ADSs. Each 10 ADSs represent 23 Ordinary Shares of the Issuer.
- F4The option vests, if at all, in eight equal quarterly installments following the date on which the 30-trading-day weighted average price of the Issuer's ADS (based on trading days only) is at or above US$12.00.
- F5The option vests, if at all, in eight equal quarterly installments following the date on which the 30-trading-day weighted average price of the Issuer's ADS (based on trading days only) is at or above US$16.00.
- F6Each restricted stock unit ("RSU") represents a contingent right to receive one ADS.
- F7The RSUs vest over two years in equal annual installments on June 29, 2027 and June 29, 2028.